Welding, Subpart J

1
Welding, Subpart J

• OSHA 500 Course

2
Critical Hazards

• Heat is a source of ignition in the various
  welding processes
• Welding fumes can become a health hazard
  especially in a confined space
• Welding and cutting involves electrical and other
  hazards
• Hot work permits prevent fires and explosions

3
Types of Welding Processes

• Oxygen-fuel gas systems
• Arc welding and resistance welding

4
OSHA 1910.252 Requirements

• Fire prevention precautions
• Protection of personnel
• Fire watch
• Management and authorization
• Supervisor responsibilities
• Welding or cutting containers and void spaces

5
OSHA 1910.253 Requirements

• General
• Cylinders - marking and storage
• Types of cylinders
• Operating characteristics
• Specific hazards and safeguards
• Safe operating procedures
• Protective equipment, hoses, and regulators

6
OSHA 1910.254 Requirements

• Arc welding and cutting
• Installation of equipment
• Grounding
• Supply connections and conductors
• Operation and maintenance
• Machine hook-up
• Grounding
• Electrode holders

7
OSHA 1910.255 Requirements

• Hazard control for resistance welding
• Installation
• Thermal protection
• Personnel
• Guarding

8
OSHA 1910.255 Requirements

• Spot and seam welding machines
• Voltage, Capacitor welding, Interlocks, Guarding,
  Shields and Grounding
• Portable welding machines
• Counterbalance, Safety Chains, Clevis, Switch
  Guards, and Grounding